Adding cat

README.md

@@ -0,0 +1,8 @@
+# Cat cmd
+- Pasar ruta absoluta del archivo
+
+Ejemplo : /Users/jesuspl/SpringTool_workspace/miCat/src/com/jesuspinar/main/test.txt
+
+```
+hola mundo
+```

src/com/jesuspinar/main/Main.java

@@ -1,9 +1,30 @@
 package com.jesuspinar.main;
 
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+
 public class Main {
 
 	public static void main(String[] args) {
-
+		readTxt("/Users/jesuspl/SpringTool_workspace/miCat/src/com/jesuspinar/main/test.txt");
 	}
+	
+	public static String readTxt(String path) {
+        StringBuilder sb = new StringBuilder();
+        try (FileReader fileReader = new FileReader(new File(path));
+            BufferedReader bf = new BufferedReader(fileReader)) {
+                String ln;
+                while ((ln = bf.readLine()) != null) {
+                    sb.append(ln);
+                    System.out.printf("%s", ln);
+                }
+        }catch (IOException ioe){
+            System.err.println("Archivo no valido");
+        }
+        return sb.toString();
+
+    }
 
 }

src/com/jesuspinar/main/test.txt

@@ -0,0 +1 @@
+Hola mundo